upgrade hessian2 to v1.11.3

[wongoo]

What this PR does:
upgrade hessian to v1.11.3, see

• https://github.com/apache/dubbo-go-hessian2/releases/tag/v1.11.2
• https://github.com/apache/dubbo-go-hessian2/releases/tag/v1.11.3

[codecov-commenter]

Codecov Report

Merging #516 (b7fc7d2) into develop (9a1e84b) will increase coverage by 0.02%.
The diff coverage is n/a.

❗ Current head b7fc7d2 differs from pull request most recent head 3e89dd7. Consider uploading reports for the commit 3e89dd7 to get more accurate results

@@             Coverage Diff             @@
##           develop     #516      +/-   ##
===========================================
+ Coverage    54.66%   54.69%   +0.02%     
===========================================
  Files          666      666              
  Lines        77864    77864              
===========================================
+ Hits         42565    42588      +23     
+ Misses       31657    31638      -19     
+ Partials      3642     3638       -4     

Impacted Files	Coverage Δ
pilot/pkg/model/addressmap.go	57.35% <0.00%> (-10.30%)	⬇️
pilot/pkg/config/memory/monitor.go	71.79% <0.00%> (-7.70%)	⬇️
pilot/pkg/trustbundle/trustbundle.go	90.72% <0.00%> (-1.99%)	⬇️
pilot/pkg/networking/grpcgen/lds.go	90.51% <0.00%> (-1.73%)	⬇️
pilot/pkg/model/service.go	46.60% <0.00%> (-0.91%)	⬇️
pkg/istio-agent/xds_proxy.go	59.43% <0.00%> (-0.66%)	⬇️
pilot/pkg/bootstrap/certcontroller.go	42.51% <0.00%> (ø)
pilot/pkg/bootstrap/server.go	53.41% <0.00%> (+0.60%)	⬆️
pilot/pkg/xds/ads.go	73.76% <0.00%> (+0.86%)	⬆️
pilot/pkg/xds/discovery.go	85.89% <0.00%> (+0.96%)	⬆️
... and 5 more

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